Index: qemu.bkp/linux-user/syscall.c
================================================================================
--- qemu/linux-user/syscall.c
+++ qemu/linux-user/syscall.c
@@ -163,6 +163,7 @@
 #define __NR_sys_unlinkat __NR_unlinkat
 #define __NR_sys_utimensat __NR_utimensat
 #define __NR_sys_clone __NR_clone
+#define __NR_sys_sched_getaffinity __NR_sched_getaffinity
 
 #if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
 #define __NR__llseek __NR_lseek
@@ -234,6 +235,9 @@
 #ifdef __NR_sys_clone
 _syscall5(int,sys_clone, int, flags, void *, child_stack, int *, parent_tidptr, void *, newtls, int *, child_tidptr)
 #endif
+#ifdef __NR_sys_sched_getaffinity
+_syscall3(int,sys_sched_getaffinity,pid_t,pid,unsigned int,cpusetsize,void*,mask)
+#endif
 #ifdef __NR_exit_group
 _syscall1(int,exit_group,int,error_code)
 #endif
@@ -5254,6 +5258,17 @@
 	break;
 #endif
 
+#ifdef TARGET_NR_sched_getaffinity
+    case TARGET_NR_sched_getaffinity:
+    {
+        cpu_set_t *mask;
+        lock_user_struct(VERIFY_READ, mask, arg3, 1);                                                                                                          
+        ret = get_errno(sys_sched_getaffinity((pid_t)arg1, (unsigned int)arg2, mask));
+        unlock_user_struct(mask, arg3, 0);                                                                                                        
+        break;
+    }
+#endif
+
     default:
     unimplemented:
         gemu_log("qemu: Unsupported syscall: %d\n", num);